CN2935611Y - Novel armature winding permanent-magnet direct current motor - Google Patents
Novel armature winding permanent-magnet direct current motor Download PDFInfo
- Publication number
- CN2935611Y CN2935611Y CN 200620129549 CN200620129549U CN2935611Y CN 2935611 Y CN2935611 Y CN 2935611Y CN 200620129549 CN200620129549 CN 200620129549 CN 200620129549 U CN200620129549 U CN 200620129549U CN 2935611 Y CN2935611 Y CN 2935611Y
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- CN
- China
- Prior art keywords
- carbon brush
- lead
- commutator
- permanent magnet
- armature
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Abstract
A new armature and winding permanent magnetic DC motor is provided with a carbon brush frame being mounted on the end cover of the motor, having a spring, a counter weight, and a carbon brush, wherein, the carbon brush corresponds with a commutator integrated with an armature which corresponds with a permanent magnetic, being integrated with the end cover. The wires of the armature winding are wound in a single-toothed manner, and commutator bars are provided on the commentator to connect the positive and negative poles of a power supply, and being separated with isolating insulation materials. Both ends of the wires are arranged on the commutator bars, and being separated with isolating insulation materials.
Description
Technical field
The utility model belongs to the permanent magnet DC motor field, is specifically related to a kind of novel armature winding permanent magnet DC motor.
Background technology
At present, the armature winding of known permanent magnet DC motor has simplex lap winding and single wave winding.In these two kinds of windings, the lead that the sense of current is vertical with the magnetic line of force in the lead just can work by cutting magnetic line in the motor rotation, and cross-slot lead partly, its sense of current and the magnetic line of force do not cut, and the ratio that accounts in this known winding of cutting magnetic line lead partly is often not bigger.So the effective rate of utilization of armature winding lead is not high, waste of raw materials is bigger.The tank that commutates is simultaneously easily easily formed short circuit by carbon brush powder or the filling of other foul in the course of the work, burns out motor.
Summary of the invention
In the armature winding that overcomes existing permanent magnet DC motor, the low and commutation tank of lead effective rate of utilization easily accumulates carbon brush powder or foul, causes burning out the deficiency of motor.The utility model provides a kind of permanent magnet DC motor of novel armature winding, and this motor is lead effective rate of utilization height in the armature winding not only, has solved the commutation tank simultaneously because of accumulating carbon brush powder, and foul causes short circuit, burns this difficult problem of motor.
Technic relization scheme of the present utility model is as follows:
A kind of novel armature winding permanent magnet DC motor, be installed with carbon brush holder on its end cap, be furnished with spring in the carbon brush holder, balancing weight, carbon brush, the carbon brush correspondence is a commutator, commutator and armature are fixing in aggregates, the armature correspondence is a permanent magnet pole, and permanent magnet pole and end cap are fixing in aggregates, and it is characterized in that: lead is the monodentate coiling on iron core teeth in the armature winding.Armature is by 2, and 2 with the upper conductor coiled, every lead behind an intact monodentate, a tooth at interval, around another monodentate, the coiling direction of rotation is opposite with nipper, every interval one tooth is around a tooth, around on the contrary.The lead two ends are welded on respectively on the commutator segment of commutator.Remaining empty tooth, by other lead coiling, every interval one tooth is around a tooth, and around on the contrary, the lead two ends are welded on respectively on the commutator segment of commutator.Also arrange on the commutator segment of commutator to be welded with positive source and power cathode, and non-conterminous.When machine operation, carbon brush is connected the two ends of a lead simultaneously with positive source and power cathode, and armature conductor and power supply form the closed-loop path, with corresponding permanent magnet pole interaction generation rotation.After motor turned over certain angle, carbon brush was connected the two ends of another root lead again simultaneously with positive source and power cathode, and armature conductor and power supply form the closed-loop path, with corresponding permanent magnet pole interaction generation rotation.When armature rotate another decide angle after, the carbon brush two ends of the lead of energising is for the first time connected with power cathode and positive source simultaneously, the sense of current is opposite with the direction of energising for the first time, and armature conductor and power supply form the closed-loop path, with corresponding permanent magnet pole interaction generation rotation.After motor turns over certain angle, the carbon brush two ends of the lead of energising is for the second time connected with power cathode and positive source simultaneously, the sense of current is opposite with the direction of switching on for the second time, and armature conductor and power supply form the closed-loop path, with corresponding permanent magnet pole interaction generation rotation.The motor that goes round and begins again is rotation continuously.Positive source and power cathode be non-conterminous layout on commutator, is separated with insulating material.The commutator segment that the lead two ends are connected with commutator is not adjacent simultaneously, is separated with insulating material.The permanent magnet DC motor of such armature winding reaches and has not only solved not cutting magnetic line of conventional motors armature winding cross-slot lead partly, causes the lead effective rate of utilization low, and has solved the difficult problem of engine commutator easy burn-out.
The beneficial effects of the utility model are: the conventional motors armature cross-slot lead that does not participate in cutting magnetic line partly reduces greatly, and the lead that is used for cutting magnetic line improves greatly, and the lead effective rate of utilization increases.With the positive source negative pole, the commutator segment that the lead two ends connect is non-conterminous on the commutator, and is separated with insulating material.Commutator is easy burn-out reliability height not, and electrical machinery life increases, and is simple in structure, is easy to make and control.
Description of drawings
Below in conjunction with accompanying drawing and a kind of embodiment the utility model is further specified.
Fig. 1 is a sectional structure chart of the present utility model
Fig. 2 is armature winding figure of the present utility model
Fig. 3 is commutator of the present utility model and carbon brush distribution map
Among the figure 1, end cap, 2, carbon brush holder, 3, spring, 4, balancing weight, 5, carbon brush, 6, permanent magnet pole, 7, armature, 8, commutator, 9, lead, 10, lead, 11, the positive source line, 12, the power-polar curve, 13, positive commutation segment sheet, 14, the negative commutation segment sheet, 15, commutator segment, 16, commutator segment, 17, commutator segment, 18, commutator segment, 19, the 1st pairs of carbon brush, 20, the 2nd pair of carbon brush, 21, the 3rd pairs of carbon brush, 22, the 4th pairs of carbon brush.
In Fig. 1, fixed installation carbon brush holder 2 is furnished with spring 3 balancing weights 4 on the end cap 1 in the carbon brush holder 2, carbon brush 5, and carbon brush 5 correspondences are commutators 8, commutator 8 is fixing in aggregates with armature 7.Armature 7 correspondences are permanent magnet pole 6, and permanent magnet pole 6 is fixing in aggregates with end cap 1.Positive source line 11 passes armature 7 and is connected with the negative commutator segment 13 of the positive pole of commutator 8, and power-polar curve 12 passes armature 7 and is connected with the negative commutation segment sheet 14 of commutator 8.Positive source line 11 and power-polar curve 12 all insulate with armature 7.Lead 9 begins clockwise coiling from armature the 1st tooth among Fig. 2, around finishing the back around the 3rd tooth, coiling counterclockwise, around the 5th tooth, coiling is clockwise pressed above rule behind intact the 15th tooth around intact back, the two ends of lead 9 are welded on the commutator segment 15 and the commutator segment 16 of commutator 8 respectively, as shown in Figure 3.Lead 10 begins clockwise coiling from armature the 2nd tooth, around intact back around the 4th tooth, coiling counterclockwise, around intact back around the 6th tooth, coiling clockwise, around fixed the 16th tooth, the two ends of lead 10 are welded on respectively on the commutator segment 17 and commutator segment 18 of commutator 8 by above rule.Totally 4 pairs of the carbon brush 5 of commutator 8 correspondences are installed in the carbon brush holder 2 simultaneously, with permanent magnet pole 6 rotations, press Fig. 3 and arrange.
The course of work of this motor is as follows, after mains switch is connected, shown in Figure 3, electric current through positive source line 11 to the positive commutation segment sheet 13 of commutator 8, commutator segment 15 connections that this moment, the 1st pair of carbon brush 19 was connected an end of positive commutation segment sheet 13 and lead 9, the 4th pair of carbon brush 22 connected the commutator segment 16 that negative commutation segment sheet 14 is connected with lead 9 other ends simultaneously, and electric current forms the closed-loop path in lead 9, after the motor rotation-commutator segment angle.The 2nd pair of carbon brush 20 connected the commutator segment 17 that an end of positive commutation segment sheet 13 and lead 10 is connected, the 3rd pair of carbon brush 21 connected the commutator segment 18 that negative commutation segment sheet 14 is connected with lead 10 other ends simultaneously, electric current forms the closed-loop path in lead 10, after the motor rotation-commutator segment angle.The 1st pair of carbon brush 19 connected the commutator segment 16 that an end of positive commutation segment sheet 13 and lead 9 is connected, the 4th pair of carbon brush 22 connected the commutator segment 15 that negative commutation segment sheet 14 is connected with lead 9 other ends simultaneously, electric current forms the closed-loop path in lead 9, the sense of current is with primary opposite, after the motor rotation-commutator segment angle.The 2nd pair of carbon brush 20 is connected commutator segment 18 with an end of positive commutation segment sheet 13 and lead 10 and connects, the 3rd pair of carbon brush 21 connected the commutator segment 17 that negative commutation segment sheet 14 is connected with lead 10 other ends simultaneously, electric current forms the closed-loop path in lead 10, the sense of current is with secondary opposite, motor rotation-commutator segment angle, promptly finish one-period, get back to original position, the motor that goes round and begins again rotates continuously.
During machine operation, permanent magnet pole 6 and armature 7 relative rotations, when armature 7 maintained static, permanent magnet pole 6 rotations were arranged an independent winding this moment or are made mountain generating winding with lead 9 or lead 10 in armature 7.Such motor can be made permanent magnet DC motor, also can make generator.
Claims (6)
1, a kind of novel armature winding permanent magnet DC motor, be installed with carbon brush holder on its end cap, be furnished with spring in the carbon brush holder, balancing weight, carbon brush, the carbon brush correspondence is a commutator, commutator and armature are fixing in aggregates, the armature correspondence is a permanent magnet pole, and permanent magnet pole and end cap are fixing in aggregates, and it is characterized in that: lead is the monodentate coiling on iron core teeth in the armature winding, armature is by 2,2 with the upper conductor coiled, every lead behind an intact monodentate, a tooth at interval, around another monodentate, the coiling direction of rotation is opposite with nipper, and every interval one tooth is around a tooth, around on the contrary, the lead two ends are welded on respectively on the commutator segment of commutator, remaining empty tooth, by other lead coiling, every interval one tooth is around a tooth, around on the contrary, the lead two ends are welded on respectively on the commutator segment of commutator, also arrange on the commutator segment of commutator to be welded with positive source and power cathode, and non-conterminous.
2, a kind of novel armature winding permanent magnet DC motor according to claim 1, it is characterized in that: lead is the monodentate coiling on armature tooth.
3, a kind of novel armature winding permanent magnet DC motor according to claim 1 is characterized in that: to connect the commutator segment of pressing not adjacent simultaneously with same lead, is separated with insulating material.
4, a kind of novel armature winding permanent magnet DC motor according to claim 1, it is characterized in that: positive source and power cathode are arranged non-conterminous on commutator segment, are separated with insulating material.
5, a kind of novel armature winding permanent magnet DC motor according to claim 1, it is characterized in that: every pair of carbon brush is connected in series, and is insulated from each other between every pair of carbon brush.
6, a kind of novel armature winding permanent magnet DC motor according to claim 1 is characterized in that: carbon brush and end cap insulation, carbon brush is installed in the carbon brush holder simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620129549 CN2935611Y (en) | 2006-07-18 | 2006-07-18 | Novel armature winding permanent-magnet direct current motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620129549 CN2935611Y (en) | 2006-07-18 | 2006-07-18 | Novel armature winding permanent-magnet direct current motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2935611Y true CN2935611Y (en) | 2007-08-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620129549 Expired - Fee Related CN2935611Y (en) | 2006-07-18 | 2006-07-18 | Novel armature winding permanent-magnet direct current motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2935611Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644840A (en) * | 2012-05-14 | 2012-08-22 | 浙江科博达工业有限公司 | Prelubricated oil pump of diesel engine |
-
2006
- 2006-07-18 CN CN 200620129549 patent/CN2935611Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644840A (en) * | 2012-05-14 | 2012-08-22 | 浙江科博达工业有限公司 | Prelubricated oil pump of diesel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Feng Guodong Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070815 Termination date: 20090818 |